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(续上期)四、WG13工作组简况2005年2月14～18日,IEC/SC65C/WG13会议在意大利CATANIA召开。会议主要讨论了如下内容:1、企业网络—控制网络互联行规(ECI)(见图6)该行规描述了安全体系结构、执行阶段、高安全控制系统之间互连的操作等方面的需求。该行规中假设,不受信赖的网络可
(Continued) IV. WG13 Briefing of the Working Group The IEC / SC65C / WG13 meeting was held in Italy CATANIA from February 14 to February 18, 2005. The conference mainly discussed the following contents: 1. Enterprise Network - Control Network Interconnection (ECI) (See Figure 6) This regulation describes the requirements of security architecture, implementation phase and operation of interconnection between high-security control systems. The rule assumes that untrusted networks are available